-
1901
The Synthesis, Characterization and Biological Activity of Some Metal Ions Complexes with Schiff’s Bases Derived from Reaction of 3-Hydrazone-1,3- Dihydro-Indole-2-One with 2- Pyri...
Published 2025-01-01“…Chloride-containing, atomic absorption, molar conductance, and magnetic susceptibility have all been used to identify these compounds. …”
Get full text
Article -
1902
Syzygium malaccense leaf extract-mediated silver nanoparticles: synthesis, characterization, and biomedical evaluation in Caenorhabditis elegans and lung cancer cell line
Published 2025-12-01“…Transmission Electron Microscopy (TEM) and Atomic Force Microscopy (AFM) provided detailed insights into particle morphology. …”
Get full text
Article -
1903
Decomposition of the Methylene Blue Dye Using Layered Manganese Oxide Materials Synthesized by Solid State Reactions
Published 2018-01-01“…The materials were characterized by atomic absorption, average oxidation states of manganese, X-ray diffraction, thermogravimetric analysis, and scanning electron microscopy. …”
Get full text
Article -
1904
The Synergistic Effect of Nitrogen Dopant and Calcination Temperature on the Visible-Light-Induced Photoactivity of N-Doped TiO2
Published 2013-01-01“…The results showed nitrogen atoms were incorporated into the interstitial positions of the TiO2 lattice. …”
Get full text
Article -
1905
Pseudomonas aeruginosa Biofilm Removal from Two Kinds of Granite Commonly Found in Catering Kitchen
Published 2020-01-01“…In addition, the surface properties of granites such as mineral composition, roughness, and physicochemical properties were determined by X-ray diffraction (XRD), scanning electron microscopy coupled with electron diffraction spectroscopy coupled with energy-dispersive X-ray spectroscopy (SEM-EDS), Fourier transform infrared (FTIR), atomic force microscopy (AFM), and contact angle measurement (CAM), respectively. …”
Get full text
Article -
1906
Elucidating governing factors of PFAS removal by polyamide membranes using machine learning and molecular simulations
Published 2024-12-01“…The examination of the impacts of chemical structure involves interpreting the multimodal transformer model incorporated with simplified molecular input line entry system strings through heat maps, providing a visual representation of the attention score assigned to each atom of PFAS molecules. Both ML interpretation methods highlight the dominance of electrostatic interaction in governing PFAS transport across polyamide membranes. …”
Get full text
Article -
1907
Tailoring graphite fiber addition to improve high-temperature wear resistance graphite fiber/ Fe composite
Published 2025-03-01“…The addition of Gf facilitated the bonding of carbon atoms with alloying elements like Cr, leading to carbide precipitation and a second-phase strengthening effect. …”
Get full text
Article -
1908
Global uranium market dynamics: analysis and future implications
Published 2025-12-01“…The study also highlights the International Atomic Energy Agency’s outlook, emphasizing that primary mining will remain the dominant source of uranium, despite contributions from secondary sources. …”
Get full text
Article -
1909
Effect of Ozone Combined with 1-MCP on the Color and Quality of Nectarines during Postharvest Storage
Published 2025-02-01“…In order to investigate the effect of ozone regulation on the color and quality changes of nectarine treated with 1-methylcyclopropylene (1-MCP) during cold storage, nectarine test materials were fumigated with 1 μL/L 1-MCP for 24 h after postharvest, combined with ozone water atomization and ozone gas fumigation for 30 min, then packaged and stored at 0±0.5 ℃. …”
Get full text
Article -
1910
Peroxidase-like activity of citrate-functionalized magnetite nanoparticles augmented its antibacterial potency
Published 2025-01-01“…The nanoparticles were prepared using coprecipitation method and characterized using UV–visible spectrophotometry, Fourier-transform infrared (FTIR) spectroscopy, dynamic light scattering (DLS), zeta potential, magnetism and atomic force microscopy (AFM). The catalytic activity was assessed by its ability to oxidize pyrogallol. …”
Get full text
Article -
1911
Removal of Some Heavy Metal Cations from Aqueous Solution by Adsorption onto Natural Kaolin
Published 2005-09-01“…The percentage adsorption and equilibrium concentrations were determined by means of atomic absorption flame photometry as a function of adsorbate concentration, pH and temperature. …”
Get full text
Article -
1912
Diffusion-driven transient hydrogenation in metal superhydrides at extreme conditions
Published 2025-01-01“…While numerous novel metal hydride compounds have been reported and extensively investigated for their superconducting properties, little attention has been focused on the atomic and electronic states of hydrogen, the main ingredient in these novel compounds. …”
Get full text
Article -
1913
Structural basis for RNA-guided DNA degradation by Cas5-HNH/Cascade complex
Published 2025-02-01“…Here, we present several near-atomic cryo-electron microscopy (cryo-EM) structures of the Candidatus Cloacimonetes bacterium Cas5-HNH/Cascade complex, both in its DNA-bound and unbound states. …”
Get full text
Article -
1914
Heavy Metal Contamination of Foods by Refuse Dump Sites in Awka, Southeastern Nigeria
Published 2008-01-01“…The heavy metals (lead, manganese, arsenic, chromium, cadmium, and nickel) in vegetables (spinach, fluted pumpkin), root crop (cocoyam), and surface and ground water were determined using an atomic absorption spectrophotometer (AAS). Chemical properties of the soil and bacteria were determined. …”
Get full text
Article -
1915
In Situ Synthesis of MOF/Thermoresponsive Hydrogel Composite-Based Adsorbents for Water Treatment
Published 2024-06-01“…To determine the amounts of Zn metals in the prepared compound, atomic absorption spectroscopy (AAS) was used. The prepared composites were used to adsorb Methylene Blue from aqueous solutions. …”
Get full text
Article -
1916
Bone Response to Surface-Modified Titanium Implants: Studies on the Early Tissue Response to Implants with Different Surface Characteristics
Published 2013-01-01“…Scanning Auger Electron Spectroscopy, Scanning Electron Microscopy, and Atomic Force Microscopy revealed no significant differences in oxide thickness or surface roughness parameters, but differences in the surface chemical composition and apparent topography were observed. …”
Get full text
Article -
1917
The Search for the Optimal Methodology for Predicting Fluorinated Cathinone Drugs NMR Chemical Shifts
Published 2024-12-01“…In the current study, cathinone and its 12 fluorinated derivatives were selected for gauge-including atomic orbital (GIAO) NMR calculations using Hartree–Fock (HF) and 28 density functionals combined with 6-311++G** basis set to find the optimal level of theory for <sup>1</sup>H, <sup>13</sup>C, and <sup>19</sup>F chemical shifts modeling. …”
Get full text
Article -
1918
Core Cross-linked Star Polymers for Temperature/pH Controlled Delivery of 5-Fluorouracil
Published 2016-01-01“…Light scattering and atomic force microscopy studies suggest that loose core star polymers were obtained. …”
Get full text
Article -
1919
Understanding and Optimizing Oxygen Plasma Treatment for Enhanced Cu-Cu Bonding Application
Published 2025-01-01“…X-ray photoelectron spectroscopy (XPS) was employed to calculate the Cu atomic percentage (at%) at the surface and at a depth of 25 seconds of etching, while water contact angle (WCA) measurements assessed surface energy. …”
Get full text
Article -
1920
Synthesis of uniform two-dimensional nitrogen-doped graphene films via thermal evaporation as efficient oxygen reduction catalysts
Published 2024-12-01“…However, the conventional thermal evaporation techniques present challenges in producing nitrogen-rich NG thin films because of the difficulties of a controllable manner for doping graphene with N atoms. To address this, we designed a vacuum thermal evaporation system for the large-scale preparation of 2D NG thin films. …”
Get full text
Article